Home / 716,992.56-1,076,153.45-362,255.90

Finding the Fourth Proportional to 716,992.56, 1,076,153.45 and 362,255.90

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Solution

The fourth proportional to 716,992.56, 1,076,153.45 and 362,255.90 is: 543,719.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,992.56 : 1,076,153.45 = 362,255.90 : x
  2. Step 2: Convert to fraction form
    716,992.56/1,076,153.45 = 362,255.90/x
  3. Step 3: Cross multiply
    716,992.56x = 1,076,153.45 × 362,255.90
  4. Step 4: Simplify right side
    716,992.56x = 389,842,929,375.81
  5. Step 5: Solve for x
    x = 389,842,929,375.81/716,992.56
  6. Step 6: Final answer
    x = 543,719.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.